CONSERVATION PRINCIPLES, FIELD METHODS AND TECHNIQUES, AND SPECIFIC FIELD LEARNING ACTIVITIES ARE INCLUDED IN THIS REFERENCE VOLUME FOR TEACHERS. CONSERVATION PRINCIPLES INCLUDE STATEMENTS PERTAINING TO (1) SOIL, (2) WATER, (3) FOREST, AND (4) WILDLIFE. FIELD METHODS AND TECHNIQUES INCLUDE (1) PREPARING FOR A FIELD TRIP, (2) GETTING STUDENT PARTICIPATION, (3) DIRECTING INDIVIDUAL STUDIES, (4) RECORDING AND REPORTING FINDINGS, (5) MAKING COLLECTIONS, (6) TECHNIQUES FOR COLLECTING AND IDENTIFYING ORGANISMS, AND (7) THE QUADRAT--AN APPROACH TO THE STUDY OF ECOLOGY. INCLUDED ARE DISCUSSIONS OF THE FOLLOWING FIELD ACTIVITIES--(1) ANALYZING SOIL, (2) STUDYING BIRD NESTS, (3) STUDYING A ROTTEN LOG, (4) STUDYING PLANT SUCCESSIONS, (5) STUDYING RELATIONSHIPS OF CERTAIN PLANTS AND ANIMALS IN A MEADOW, (6) STUDYING PLANT AND ANIMAL RELATIONSHIPS IN A WOODLAND OR FOREST AREA, (7) STUDYING THE BIOLOGY OF PONDS, LAKES, AND MARSHES, (8) STUDYING PLANT SUCCESSIONS FROM WATER TO DRY LAND, (9) STUDYING AIR POLLUTION, AND (10) STUDYING WATER POLLUTION. A BIBLIOGRAPHY IS INCLUDED. THIS DOCUMENT IS AVAILABLE FROM THE BURGESS PUBLISHING COMPANY, 426 SOUTH SIXTH STREET, MINNEAPOLIS, MINNESOTA 55415. (RS)